Convert to using livetree API functions.
Without this if livetree is enabled (OF_LIVE) the imx8m-power-domain driver will (silently) fail to probe its children leaving you with no power domain support causing issues with certain devices.
Signed-off-by: Tim Harvey tharvey@gateworks.com --- drivers/power/domain/imx8m-power-domain.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-)
diff --git a/drivers/power/domain/imx8m-power-domain.c b/drivers/power/domain/imx8m-power-domain.c index 8b6870c86463..c22fbe60675e 100644 --- a/drivers/power/domain/imx8m-power-domain.c +++ b/drivers/power/domain/imx8m-power-domain.c @@ -456,25 +456,22 @@ static int imx8m_power_domain_of_xlate(struct power_domain *power_domain,
static int imx8m_power_domain_bind(struct udevice *dev) { - int offset; + ofnode subnode; const char *name; int ret = 0;
- offset = dev_of_offset(dev); - for (offset = fdt_first_subnode(gd->fdt_blob, offset); offset > 0; - offset = fdt_next_subnode(gd->fdt_blob, offset)) { + ofnode_for_each_subnode(subnode, dev_ofnode(dev)) { /* Bind the subnode to this driver */ - name = fdt_get_name(gd->fdt_blob, offset, NULL); + name = ofnode_get_name(subnode);
/* Descend into 'pgc' subnode */ if (!strstr(name, "power-domain")) { - offset = fdt_first_subnode(gd->fdt_blob, offset); - name = fdt_get_name(gd->fdt_blob, offset, NULL); + subnode = ofnode_first_subnode(subnode); + name = ofnode_get_name(subnode); } - ret = device_bind_with_driver_data(dev, dev->driver, name, dev->driver_data, - offset_to_ofnode(offset), + subnode, NULL);
if (ret == -ENODEV) @@ -514,8 +511,7 @@ static int imx8m_power_domain_of_to_plat(struct udevice *dev) struct imx_pgc_domain_data *domain_data = (struct imx_pgc_domain_data *)dev_get_driver_data(dev);
- pdata->resource_id = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev), - "reg", -1); + pdata->resource_id = ofnode_read_u32_default(dev_ofnode(dev), "reg", -1); pdata->domain = &domain_data->domains[pdata->resource_id]; pdata->regs = domain_data->pgc_regs; pdata->base = dev_read_addr_ptr(dev->parent);